Update msmq.js

lib/msmq.js

@@ -28,10 +28,12 @@ var MSMQObject = function(queueName) {
         } catch (e) {
             console.error("MSMQObject.create() ->", e.message);
         }
+        return this;
     }
 
     this.open = function() {
         this.queue = this.queueInfo.Open(MQ_SEND_ACCESS, MQ_DENY_NONE);
+        return this;
     }
 
     // For example: .send("Sample Body", "LabelXX");
@@ -40,12 +42,17 @@ var MSMQObject = function(queueName) {
         mqmsg.Body = body 
         mqmsg.Label = label 
         mqmsg.Send(this.queue);
-        mqmsg = null;
+        return mqmsg;
     };
-    
+
     this.recv = function() {
         return this.queue.Receive(MQ_NO_TRANSACTION, false, true, 20000, false);
     };
 
     this.create();
 };
+
+exports.MSMQObject = MSMQObject;
+exports.open = function(queueName) {
+    return (new MSMQObject(queueName)).open();
+};